قَالَ وَفِيمَا قَرَأَ عَلَيْنَا أَحْمَدُ بْنُ مَنِيعٍ قَالَ حَدَّثَنَا هُشَيْمٌ، قَالَ أَنْبَأَنَا حُصَيْنٌ، وَمُغِيرَةُ، عَنْ مُجَاهِدٍ، عَنْ عَبْدِ اللَّهِ بْنِ عَمْرٍو، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم ‏ "‏ أَفْضَلُ الصِّيَامِ صِيَامُ دَاوُدَ عَلَيْهِ السَّلاَمُ كَانَ يَصُومُ يَوْمًا وَيُفْطِرُ يَوْمًا ‏"‏ ‏.‏

It was narrated that 'Abdullah bin 'Amr said:"The Messenger of Allah said: "The best of fasting is the fast of Dawud, peace be upon him. He used to fast for one day and break his fast for one day."' 'Ata said: "someone who heard him told me that Ibn 'Umar (said) that the Prophet said: 'Whoever fasts every day of his life, then he has not fasted